Accounting Output Innovation Approaches and Financial Sustainability of Tier One Banks in Kenya
2024 KIBU Authors John Sirengo VIEW ON PUBLISHER SITE Abstract This study examines the relationship between accounting output innovation approaches and financial sustainability of Tier One banks in Kenya. Using a correlational research design, data was collected from 242 senior and middle-level managers across 8 Tier One banks through questionnaires. The study employed descriptive statistics, […]
Equivalent Characterizations of Isometrically Bounded Operators with Circular Numerical Ranges
2024 KIBU Authors Shem Aywa John Sirengo VIEW ON PUBLISHER SITE Abstract This study investigates the equivalent characterizations of isometrically bounded operators with circular numerical ranges on complex Hilbert spaces. The main objective is to establish necessary and sufficient conditions for an isometrically bounded operator to have a circular numerical range and to explore the […]
An Enhanced Methodology for Estimating Disease Infection Rates in Plants Using Unequal Group Size Testing: A Statistical Approach
2024 KIBU Authors Sirengo John Luca VIEW ON PUBLISHER SITE Abstract Group testing has emerged as a crucial methodology for efficient disease detection in plant populations, particularly when dealing with unequal group sizes. This study presents an enhanced statistical framework for estimating disease infection rates in plants using unequal group size testing, building upon Dorfman’s […]
Application of Survival Analysis Techniques Using Product Limit Method (PL) to Support Breast Cancer Survivalists
2024 KIBU Authors Sirengo John Luca VIEW ON PUBLISHER SITE Abstract This study aimed to evaluate the application of survival analysis techniques, specifically the Product Limit Method (PL), in predicting and supporting breast cancer survivorship outcomes at Kenyatta National Hospital (KNH). The research focused on comparing variances between censored and uncensored breast cancer patient data […]
Mathematical Modelling of Prevention Measures of HIV and Aids in Kenya
2024 KIBU Authors Sirengo John Luca VIEW ON PUBLISHER SITE Abstract This study develops and analyzes mathematical models to understand and evaluate prevention measures for HIV (Human Immunodeficiency Virus) and AIDS (Acquired Immunodeficiency Syndrome) in Kenya, with particular focus on high-risk populations. The research employs a deterministic compartmental model using Ordinary Differential Equations (ODEs) to […]
Use of Remote Sensing (MODIS) Data and Rainfall to Estimate Forage Production in Arid Rangeland
2025 KIBU Authors Martha Muthoni Konje VIEW ON PUBLISHER SITE Abstract This study investigated the use of remote sensing data from the Moderate Resolution Imaging Spectroradiometer (MODIS) and rainfall data to estimate forage production in the arid rangelands of the Richtersveld National Park, South Africa. The research aimed to assess the spatial and temporal variability […]
The Role of Nyayo Tea Belt as A Buffer Zone in Sustainable Conservation of Kakamega Forest, Kenya
2025 KIBU Authors Konje Martha VIEW ON PUBLISHER SITE Abstract This study investigated the effectiveness of the Nyayo Tea Zone (NTZ) as a buffer zone in the conservation and management of Kakamega forest, Kenya, and assessed the impact of human activities on forest health. The research employed a mixed-methods approach, combining questionnaires administered to 339 […]
Mathematical Modeling of Ecological Consequences of Climate-Induced Phenological Shifts on Predator-Prey Dynamics
2025 KIBU Authors Nebert Kituni Wafula VIEW ON PUBLISHER SITE Abstract Climate change is one of the most pressing challenges of the 21st century, with far reaching consequences for ecosystems and biodiversity. Among the myriad impacts of climate change, phenological shifts changes in the timing of biological events such as flowering, migration, and reproduction are […]
Faculty Publications
Using Digital Tools to Assess Soil Variables in Selected Counties in North Rift, Kenya
2025 KIBU Authors Jonathan Mutonyi Collins Otieno Majengo Victor Samuel Okell Martha Muthoni Konje John Wanjala Makokha VIEW ON PUBLISHER SITE Abstract The need for techniques and instruments that enable rapid soil testing has gained attention in the face of climate change and environmental degradation. This could improve efficiency and productivity by providing real-time, high-quality, […]